JK

James M. Kemper

AI Amsted Industries Incorporated: 2 patents #58 of 219Top 30%
MI Monogram Industries: 2 patents #3 of 20Top 15%
📍 West Hollywood, CA: #312 of 1,485 inventorsTop 25%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,308,518 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4444121 Single wheelset railway truck rigid transom connected sideframes Lynn K. Tilly 1984-04-24
4256041 Damping railway truck friction shoe Lynn K. Tilly 1981-03-17
4214324 Human waste storage and disposal systems for railroads or the like William I. Mercer 1980-07-29
4182499 Macerator pump 1980-01-08